03:03duration 3 minutes 3 seconds

Identifying solutions to a linear equation in…

Identifying solutions to a linear equation in one variable: Two-step equations

Shows how to substitute values for the variable in a simple equation and determine what values, if any, make it equal.

03:32duration 3 minutes 32 seconds

Division involving zero

A quick lesson on what happens in a division problem that includes zero as one of the numbers